Image of the Day: On the Rocks

Oh, otters. The adorable weasel-puppies of the water. They famously hold paws while they’re sleeping so they don’t drift apart, which is about as cute as you can get. But these little marine mammals are also quite crafty. They’re often observed cracking open a tasty meal of mussels, crab or clams with the help of rocks. And a new paper out today in Scientific Reports says otters’ handy use of rocks can leave an archeological record. There are a few ways otters get to the meat of their pre

Image of the Day: On the Rocks

Otters leave distinct patterns of wear on rocks they use for pounding mussels.

Fri 15 Mar 19 from The Scientist

Otters Leave Behind Their Own Archaeological Record

Thu 14 Mar 19 from Discover Magazine

Sea otter archaeology could tell us about their 2-million-year history

Sea otters and other animals leave evidence of their tool use that can be studied using the same archaeological techniques as for ancient humans

Thu 14 Mar 19 from Newscientist

Sea otters leave archaeological evidence

Anvils and bite marks leave characteristic traces, potentially providing a historical record. Tanya Loos reports.

Thu 14 Mar 19 from Cosmos Magazine

Sea otters' tool use leaves behind distinctive archaeological evidence

An international team of researchers has analyzed the use by sea otters of large, shoreline rocks as "anvils" to break open shells, as well as the resulting shell middens. The researchers used ...

Thu 14 Mar 19 from Phys.org

Sea otters' tool use leaves behind distinctive archaeological evidence, Thu 14 Mar 19 from ScienceDaily

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